chore: add oxlint

[calebdoxsey]

Summary

Add oxlint. This repo doesn't currently use eslint so there's nothing to convert. There were a few unused variables that were fixed.

Related

• ENG-4273

AI disclosure

none

Checklist

• reference any related issues
• disclosed AI usage (or wrote "none") per AI_POLICY.md

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[greptile-apps]

Greptile Summary

Adds Oxlint as a CI-enforced linting tool.

• Adds Oxlint configuration, dependency, lockfile entries, and an npm lint script.
• Runs linting in the pre-commit workflow.
• Removes unused imports, parameters, and an unused reference-table filter implementation.

Confidence Score: 5/5

The pull request appears safe to merge.

No blocking failure remains.

Important Files Changed

Filename	Overview
.github/workflows/pre-commit.yml	Adds the repository lint script to the existing pre-commit CI checks.
.oxlintrc.json	Configures Oxlint correctness checks and repository-specific exclusions.
package.json	Adds the Oxlint development dependency and lint script.
package-lock.json	Locks Oxlint 1.76.0 and its native platform dependency metadata.
docusaurus.config.ts	Removes an unused webpack import.
src/components/CoreConfiguration.tsx	Removes an unused callback parameter.
src/components/ReferenceTable.js	Removes unused service-filter UI code.
src/theme/Footer/Layout/index.js	Removes an unused footer layout parameter.

_{Reviews (2): Last reviewed commit: "fix format check" | Re-trigger Greptile}